# -*- sh -*-
#
# test more container-related endpoints
#

podman pull $IMAGE &>/dev/null

# Ensure clean slate
podman rm -a -f &>/dev/null

CTR="ArchiveTestingCtr$(random_string 5)"

TMPD=$(mktemp -d podman-apiv2-test.archive.XXXXXXXX)
HELLO_TAR="${TMPD}/hello.tar"
HELLO_S="Hello_$(random_string 8)"
echo "$HELLO_S" > $TMPD/hello.txt
tar --owner=1042 --group=1043 --format=posix -C $TMPD -cvf ${HELLO_TAR} hello.txt &> /dev/null

# Start a container, and wait for it. (I know we don't actually do anything
# if we time out. If we do, subsequent tests will fail. I just want to avoid
# a race between container-start and tests-start)
podman run -d --name "${CTR}" "${IMAGE}" top
timeout=10
while [[ $timeout -gt 0 ]]; do
    if podman container exists "${CTR}"; then
        break
    fi
    timeout=$((timeout - 1))
    sleep 1
done

function cleanUpArchiveTest() {
    podman container stop "${CTR}" &> /dev/null
    podman container rm "${CTR}" &> /dev/null
    rm -fr "${TMPD}" &> /dev/null
}

t HEAD "containers/nonExistentCtr/archive?path=%2F" 404
t HEAD "containers/${CTR}/archive?path=%2Fnon%2Fexistent%2Fpath" 404
t HEAD "containers/${CTR}/archive?path=%2Fetc%2Fpasswd" 200

# Send tarfile to container...
t PUT "/containers/${CTR}/archive?path=%2Ftmp%2F" ${HELLO_TAR} 200 ''

# ...and 'exec cat file' to confirm that it got extracted into place.
cat >$TMPD/exec.json <<EOF
{ "AttachStdout":true,"Cmd":["cat","/tmp/hello.txt"]}
EOF
t POST containers/${CTR}/exec $TMPD/exec.json 201 .Id~[0-9a-f]\\{64\\}
eid=$(jq -r '.Id' <<<"$output")
# The 017 is the byte length
t POST exec/$eid/start 200 $'\001\017'$HELLO_S

# Now fetch hello.txt back as a tarfile
t HEAD "containers/${CTR}/archive?path=%2Ftmp%2Fhello.txt" 200
t GET  "containers/${CTR}/archive?path=%2Ftmp%2Fhello.txt" 200

# Check important-looking header
PATH_STAT="$(grep X-Docker-Container-Path-Stat "$WORKDIR/curl.headers.out" | cut -d " " -f 2 | base64 -d --ignore-garbage)"

is "$(jq -r .name <<<$PATH_STAT)" "hello.txt" "Docker-Path-Stat .name"
is "$(jq -r .size <<<$PATH_STAT)" "15"        "Docker-Path-Stat .size"

# Check filename and its contents
tar_tf=$(tar tf $WORKDIR/curl.result.out)
is "$tar_tf" "hello.txt" "fetched tarball: file name"

tar_contents=$(tar xf $WORKDIR/curl.result.out --to-stdout)
is "$tar_contents" "$HELLO_S" "fetched tarball: file contents"

# TODO: uid/gid should be also preserved on way back (GET request)
# right now it ends up as 0/0 instead of 1042/1043
tar_uidgid=$(tar tvf $WORKDIR/curl.result.out | awk '{print $2}')
is "$tar_uidgid" "0/0" "fetched tarball: file uid/gid"

# test if uid/gid was set correctly in the server. Again, via exec.
cat >$TMPD/exec.json <<EOF
{ "AttachStdout":true,"Cmd":["stat","-c","%u:%g","/tmp/hello.txt"]}
EOF

t POST containers/${CTR}/exec $TMPD/exec.json 201 .Id~[0-9a-f]\\{64\\}
eid=$(jq -r '.Id' <<<"$output")
t POST exec/$eid/start 200 $'\001\012'1042:1043

cleanUpArchiveTest
